Under the new EU Battery Regulation, battery manufacturers wishing to sell in Europe will have to calculate and report the full carbon footprint of their products, from mining to production to recycling. This data will then be used to set different performance classes and ultimately to set a maximum CO2 limit for batteries coming from and produced in Europe. While the EU has made a clear commitment to green batteries, the devil remains in the details of how carbon emissions from batteries will be calculated. The work of the Joint Research Centre and the European Commission on the upcoming delegated act on the methodology for calculating and verifying the carbon footprint of batteries is of utmost importance and must ensure a reporting framework in line with the objectives of the Battery Regulation that does not incentivise greenwashing.

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